While flu outbreaks, Ebola and HIV typically generate the biggest headlines, scientists say tuberculosis remains the No. 1 infectious disease killer globally, affecting about one quarter of the world's population. The U.N. General Assembly hopes to draw more attention to the problem by hosting its first-ever, high-level meeting on tuberculosis. The meeting will be at the end of September to bolster global efforts to end the disease and help those affected. VOA's Jill Craig has more.